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/*
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This file is provided under a dual BSD/GPLv2 license. When using or
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redistributing this file, you may do so under either license.
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GPL LICENSE SUMMARY
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Copyright(c) 2015 Intel Corporation.
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This program is free software; you can redistribute it and/or modify
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it under the terms of version 2 of the GNU General Public License as
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published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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Contact Information:
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Intel Corporation, www.intel.com
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BSD LICENSE
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Copyright(c) 2015 Intel Corporation.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* Copyright (c) 2003-2014 Intel Corporation. All rights reserved. */
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#ifndef _PSM2_AM_INTERNAL_H
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#define _PSM2_AM_INTERNAL_H
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#define PSMI_AM_MAX_ARGS 10
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#define PSMI_AM_NUM_HANDLERS 256 /* must be power of 2 */
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#define PSMI_AM_ARGS_DEFAULT psm2_am_token_t token, \
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psm2_amarg_t *args, int nargs, \
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void *src, uint32_t len, \
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void *hctx
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enum psm2_am_handler_version
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{
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PSM2_AM_HANDLER_V1 = 0,
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PSM2_AM_HANDLER_V2,
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};
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struct psm2_ep_am_handle_entry
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{
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void *hfn;
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void *hctx;
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enum psm2_am_handler_version version;
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};
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struct psmi_am_token {
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psm2_epaddr_t epaddr_incoming;
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uint32_t flags;
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/* Can handler reply? i.e. Not OPCODE_AM_REQUEST_NOREPLY request */
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uint32_t can_reply;
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/* PTLs may add other stuff here */
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};
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/* AM capabilities parameters are initialized once in psmi_am_init_internal
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and copied out in __psm2_am_get_parameters. When debugging is enabled,
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various assertions reference these parameters for sanity checking. */
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extern struct psm2_am_parameters psmi_am_parameters;
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PSMI_ALWAYS_INLINE(struct psm2_ep_am_handle_entry *
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psm_am_get_handler_function(psm2_ep_t ep,
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psm2_handler_t handler_idx))
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{
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int hidx = handler_idx & (PSMI_AM_NUM_HANDLERS - 1);
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struct psm2_ep_am_handle_entry *hentry = &ep->am_htable[hidx];
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psmi_assert_always(hentry != NULL);
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return hentry;
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}
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/* PSM internal initialization */
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psm2_error_t psmi_am_init_internal(psm2_ep_t ep);
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#endif
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